PURPOSE: To easily obtain the recordings with various recording modes, by the various combination of the operating modes with the knob and the tip of side folding section of holding members, and making free of shutter member for insertion.

CONSTITUTION: A knob 14 is operated so that the circumference of tooth-disc 12 is invaded to a part of the optical path of the image formation optical system. When read-in is made with the state that a worm 4 fixed to an rotating shaft 3 of running rollers 2a, 2b is geared with a worm wheel 5 fixed to a shaft 6, a part of the light path of image forming optical system is intermittent with the tooth of the circumference of the tooth-disc 12 turned according to the body 1 moved toward subscanning direction on the original O for read-in operation. When the original O is read in while depressing the tip 7SP of the side folding section 7S of the holding member 7, the recordings underlined on the original O can be obtained.